package com.dp.common.utils;

import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 判断用户是否登录
 */
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler){
        if (UserHolder.getUser() == null) {
            response.setStatus(401);
            return false;
        }
        return true;
    }


}
